About The Old Ratings

Our old power ratings were originally developed in 1999 by Mike Greenfield. They include both predictive and descriptive ratings. Depending on the sport, the old ratings typically need several game results for each team in order to calibrate effectively.

TeamRankings.com is not affiliated with the National Collegiate Athletic Association (NCAA®) or March Madness Athletic Association, neither of which has supplied, reviewed, approved or endorsed the material on this site. TeamRankings.com is solely responsible for this site but makes no guarantee about the accuracy or completeness of the information herein.